Joe, Thanks for starting this thread. This will make it much easier to find information related to playing our instruments. Finally I can start deleteing some of these links from my personal page.
Here is a list of links I've been saving. I don't claim that all the instrument discussions are here but it includes a bunch of them.
Rick's Pickin' tips. Questions & Answers
What the 'F' is goin' on at Mudcat?
Does Mudcat Seem to Be flat Right Now?
Chord diagrams in threads?
Eeeee! Flat breads are delicious!
Chord Diagram Primer
Bluegrass G run
BS: Mudcat Seems To Be Diminished
Help for pickers. Give us a tip.
Help for Pickers - Give us a tip II
I Love Major Seventh Chords!
Is Cm7sus a real chord?
Could I play like Doc Watson? seriously.
Guitar Fingerpicking Fun
Where's your thumb?
Naming chords for capoed instruments
Help: Learning blues guitar
Help for pickers young and old. part 3.
Click here for Part 2